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    SubjectRe: CSCAN I/O scheduler for 2.6.10 kernel
    Any chance you can diff this against the latest 2.6 kernel ? 2.6.10 is abit 


    On Thursday 30 March 2006 10:58 pm, Vishal Patil wrote:
    > Maintain two queues which will be sorted in ascending order using Red
    > Black Trees. When a disk request arrives and if the block number it
    > refers to is greater than the block number of the current request
    > being served add (merge) it to the first sorted queue or else add
    > (merge) it to the second sorted queue. Keep on servicing the requests
    > from the first request queue until it is empty after which switch over
    > to the second queue and now reverse the roles of the two queues.
    > Simple and Sweet. Many thanks for the awesome block I/O layer in the
    > 2.6 kernel.
    > - Vishal
    > PS: Please note that I have not subscribed to the LKML. For comments
    > please reply back to this email.
    > --
    > Every passing minute is another chance to turn it all around.
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